2023年2月4日华盛森尔威乌贸通外综服跟随乌海海关走进内蒙古君正化工，针对出口产品：氢氧化钠属地商检进行上门服务。

On February 4, 2023, Sanv China Foreign Comprehensive Service followed Wuhai Customs into Inner Mongolia Junzheng Chemical, providing on-site services for export products: sodium hydroxide for local commodity inspection.